1. A method of processing a nonvolatile memory device, comprising:
forming a first electrode;
depositing a layer of sol-gel solution on the first electrode;
hydrolyzing the layer of sol-gel solution to form a layer of variable electric resistance material; and
forming a second electrode on the layer of variable electric resistance material.
2. The method as recited in claim 1, including forming the first electrode on a flexible polymer substrate.
3. The method as recited in claim 1, including depositing the layer of the sol-gel solution at room temperature.
4. The method as recited in claim 1, including depositing the layer of the sol-gel solution and hydrolyzing the layer of the sol-gel solution at room temperature.
5. The method as recited in claim 1, including forming the first electrode and the second electrode using thermal evaporation.
6. The method as recited in claim 1, further including forming the sol-gel solution of 10 parts of a solvent and 1 part of a precursor of the variable electric resistance material.
7. The method as recited in claim 1, including depositing the layer of the sol-gel solution using spin coating.
8. The method as recited in claim 1, wherein hydrolyzing the layer of the sol-gel solution includes exposing the sol-gel solution to air.
9. The method as recited in claim 1, wherein the layer of variable electric resistance material comprises TiOx.
10. A method of processing a nonvolatile memory device that includes first and second electrodes and a layer of variable electric resistance material between the first and second electrodes, comprising:
forming the layer of variable electric resistance material on the first electrode from a solution.
11. The method as recited in claim 10, wherein the solution is a sol-gel solution and the layer of variable electric resistance material comprises TiOx.
12. The method as recited in claim 10, wherein the solution is a mixture of a solvent and a precursor of the variable electric resistance material.
13. The method as recited in claim 12, wherein the precursor comprises titanium alkoxide.
14. The method as recited in claim 10, wherein forming the layer of the variable electric resistance material includes depositing a layer of the solution on the first electrode and hydrolyzing the layer of the solution to form the layer of variable electric resistance material.
15. The method as recited in claim 14, including forming the layer of variable electric resistance material at room temperature.
16. A nonvolatile memory device comprising:
a flexible substrate;
first and second electrodes on the flexible substrate; and
a layer of variable electric resistance material between the first and second electrodes.
17. The nonvolatile memory device as recited in claim 16, wherein the flexible substrate comprises a flexible polymer sheet.
18. The nonvolatile memory device as recited in claim 16, wherein the first and second electrodes include aluminum.
19. The nonvolatile memory device as recited in claim 16, wherein the variable electric resistance material comprises TiOx.
20. The nonvolatile memory device as recited in claim 16, wherein the flexible substrate is a flexible polymeric sheet, the first and second electrodes include aluminum, and the variable electric resistance material is TiOx.
The claims below are in addition to those above.
All refrences to claims which appear below refer to the numbering after this setence.
1. A connector interface system, comprising:
a cap to connect to a reservoir to form a reservoircap unit for installation into an infusion pump device; and
at least one mechanically detectable feature arranged on the cap for detection by the at least one sensor element when the reservoir of the reservoircap unit is received in the reservoir receptacle of the infusion pump device.
2. A connector interface system as recited in claim 1, wherein the at least one mechanically detectable feature comprises a plurality of mechanically detectable features arranged at different respective locations on the cap.
3. A connector interface system as recited in claim 1, wherein the at least one mechanically detectable feature comprises a plurality of mechanically detectable features in locations that allow the mechanically detectable features to mechanically interact with the at least one sensor element to provide detectable signals for detection of axial or rotational motion or position of the cap or the reservoir relative to the reservoir receptacle, when the reservoircap unit is received in the reservoir receptacle.
4. A connector interface system as recited in claim 1, wherein the at least one mechanically detectable feature is arranged on the cap or on the reservoir, at a location to be detected by the at least one sensor element when the reservoircap unit is fully received in the reservoir receptacle of the infusion pump device, but not detected by the at least one sensor element when the reservoircap unit is not fully received in the reservoir receptacle of the infusion pump device.
5. A connector interface system as recited in claim 1, wherein the at least one mechanically detectable feature comprises at least one protrusion on an outer surface of the cap or the reservoir.
6. A connector interface system as recited in claim 1, wherein the at least one mechanically detectable feature comprises a plurality of protrusions at mutually different locations on the cap or the reservoir.
7. A connector interface system as recited in claim 1, wherein the at least one mechanically detectable feature comprises first and second protrusions located about 180 degrees from each other with respect to a central axis through the reservoircap unit.
8. A connector interface system, comprising:
a reservoir to be received within a reservoir receptacle of an infusion pump device, the reservoir to contain infusion media to be selectively dispensed from the reservoir when the reservoir is received within the reservoir receptacle;
a connector interface to connect the reservoir with the infusion pump device, the connector interface comprising a cap to connect to the reservoir to form a reservoircap unit;
an infusion set coupled to the cap via a tubing for conveying infusion media dispensed from the reservoir; and
at least one mechanically detectable feature arranged on the cap for detection by the at least one sensor element when the reservoir of the reservoircap unit is received in the reservoir receptacle of the infusion pump device.
9. A connector interface system as recited in claim 8, wherein the at least one mechanically detectable feature comprises a plurality of mechanically detectable features arranged at different respective locations on the cap.
10. A connector interface system as recited in claim 8, wherein the at least one mechanically detectable feature comprises a plurality of mechanically detectable features in locations that allow the mechanically detectable features to mechanically interact with the at least one sensor element to provide detectable signals for detection of axial or rotational motion or position of the cap or the reservoir relative to the reservoir receptacle, when the reservoircap unit is received in the reservoir receptacle.
11. A connector interface system as recited in claim 8, wherein the at least one mechanically detectable feature is arranged on the cap or on the reservoir, at a location to be detected by the at least one sensor element when the reservoircap unit is fully received in the reservoir receptacle of the infusion pump device, but not detected by the at least one sensor element when the reservoircap unit is not fully received in the reservoir receptacle of the infusion pump device.
12. A connector interface system as recited in claim 8, wherein the at least one mechanically detectable feature comprises at least one protrusion on an outer surface of the cap or the reservoir.
13. A connector interface system as recited in claim 8, wherein the at least one mechanically detectable feature comprises a plurality of protrusions at mutually different locations on the cap or the reservoir.
14. A connector interface system as recited in claim 8, wherein the at least one mechanically detectable feature comprises first and second protrusions located about 180 degrees from each other with respect to a central axis through the reservoircap unit.
15. An infusion pump system, comprising:
an infusion pump device having a reservoir receptacle to receive a reservoir containing infusion media and to selectively dispense the infusion media from the reservoir when the reservoir is received within the reservoir receptacle;
the reservoir for containing the infusion media;
at least one sensor element held by the infusion pump device;
a connector interface to connect the reservoir with the infusion pump device, the connector interface comprising a cap to connect to the reservoir to form a reservoircap unit; and
at least one mechanically detectable feature arranged on the cap for detection by the at least one sensor element when the reservoir of the reservoircap unit is received in the reservoir receptacle of the infusion pump device.
16. An infusion pump system as recited in claim 15, wherein the at least one mechanically detectable feature comprises a plurality of mechanically detectable features arranged at different respective locations on the cap.
17. An infusion pump system as recited in claim 15, wherein the at least one mechanically detectable feature comprises a plurality of mechanically detectable features in locations that allow the mechanically detectable features to mechanically interact with the at least one sensor element to provide detectable signals for detection of axial or rotational motion or position of the cap or the reservoir relative to the reservoir receptacle, when the reservoircap unit is received in the reservoir receptacle.
18. An infusion pump system as recited in claim 15, wherein the at least one mechanically detectable feature is arranged on the cap or on the reservoir, at a location to be detected by the at least one sensor element when the reservoircap unit is fully received in the reservoir receptacle of the infusion pump device, but not detected by the at least one sensor element when the reservoircap unit is not fully received in the reservoir receptacle of the infusion pump device.
19. An infusion pump system as recited in claim 15, wherein the at least one mechanically detectable feature comprises at least one protrusion on an outer surface of the cap or the reservoir.
20. An infusion pump system as recited in claim 15, wherein the at least one mechanically detectable feature comprises a plurality of protrusions at mutually different locations on the cap or the reservoir.
21. An infusion pump system as recited in claim 15, wherein the at least one mechanically detectable feature comprises first and second protrusions located about 180 degrees from each other with respect to a central axis through the reservoircap unit.
22. An infusion pump system as recited in claim 15, wherein the infusion pump device includes electronics for controlling the selective dispensing of infusion media from the reservoir when the reservoir is received within the reservoir receptacle, the electronics configured to inhibit dispensing of infusion media from the reservoir unless the at least one mechanically detectable feature is detected by the sensor element.
23. An infusion pump system as recited in claim 15, wherein the at least one sensor element comprises at least one moveable actuator arranged on the infusion pump device, and wherein the at least one mechanically detectable feature is provided on at least one predefined location of the cap or the reservoir, for engagement with at least one moveable actuator on the infusion pump device when the reservoircap unit is fully received in the reservoir receptacle of the infusion pump device.
24. An infusion pump system as recited in claim 23, wherein the infusion pump device has a housing portion in which a channel is located, the channel having a longitudinal dimension, the channel being open to the reservoir receptacle on one end of its longitudinal dimension, and
wherein the at least one moveable actuator comprises a moveable member arranged within the channel, the moveable member having a first end arranged within the housing portion of the infusion pump device, the moveable member having a second end arranged to extend through the open end of the channel and into the reservoir receptacle for engaging the cap or the reservoir when the reservoircap unit is received in the reservoir receptacle of the infusion pump device.
25. An infusion pump system as recited in claim 24, wherein the moveable member is made of a compressible material that compresses in at least one dimension and expands in at least one other dimension when the second end of the moveable member is engaged by the cap or the reservoir as the reservoircap unit is received in the reservoir receptacle of the infusion pump device.
26. An infusion pump system as recited in claim 24, wherein the at least one sensor element comprises an electrical switch located in the infusion pump device housing, wherein the first end of the moveable member is arranged adjacent the electrical switch, and wherein the moveable member is arranged to activate the electrical switch when the moveable member expands in said other dimension;
27. An infusion pump system as recited in claim 24, wherein the moveable member includes at least one seal for sealing the channel to inhibit the passage of fluid through the channel, the at least one seal comprising at least one seal structure on the moveable member and that engages an inner surface of the channel.